Design principle, structure, operation and maintenance of ZNS3 double wire decker were introduced in this paper.

介绍了ZNS3双网脱水机的设计原理、结构、操作与维护。

youdao

The principle, applications and process of TANDEM double wire welding for butt welding in shipbuilding were introduced.

介绍了TANDEM双丝焊在造船拼板焊接中的原理、应用和工艺。

youdao

This article introduces the principle of double wire single arc preheating wire filling welding, and the test result of the double wire single arc preheating wire filling submerged arc welding.

介绍了双丝单弧预热填丝焊的基本原理，以及双丝单弧预热填丝埋弧焊试验研究结果。

youdao

Along either side of the road lay broad swathes of landmines and a double fence of barbed wire that stretches the 151-mile (248 km) length of the DMZ.

CNN: Bush peers into 'evil' North Korea

"Most of us would want to help a friend in need, but if it's an online friend, and they want you to wire money, you should double-check, " FBI spokesman Jason Pack said.

CNN: Facebook, Twitter crooks just a click away

Tosca runs up a flight of stairs into the tower, and then a stunt double leaps from a window and, thanks to a wire, stops in midair.

NEWYORKER: Fiasco